Analytical Chemistry Question 218
Question: In the standardization of $ Na_2S_2O_3 $ using $ K_2Cr_2O_7 $ by iodometry, the equivalent weight of $ K_2Cr_2O_7 $ is
[IIT-JEE (Screening) 2001]
Options:
A) (Molecular weight)/2
B) (Molecular weight)/6
C) (Molecular weight)/3
D) Same as molecular weight
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Answer:
Correct Answer: B
Solution:
Hyposolution are used as the reducing agent with potassium dicromate solution $ \overset{+6}{\mathop{K_2Cr_2O_7}}=\frac{\text{Molecular weight}}{6} $
BETA
